Home / 12,554.52-18,832.84-3,320.52

Finding the Fourth Proportional to 12,554.52, 18,832.84 and 3,320.52

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Solution

The fourth proportional to 12,554.52, 18,832.84 and 3,320.52 is: 4,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.52 : 18,832.84 = 3,320.52 : x
  2. Step 2: Convert to fraction form
    12,554.52/18,832.84 = 3,320.52/x
  3. Step 3: Cross multiply
    12,554.52x = 18,832.84 × 3,320.52
  4. Step 4: Simplify right side
    12,554.52x = 62,534,821.88
  5. Step 5: Solve for x
    x = 62,534,821.88/12,554.52
  6. Step 6: Final answer
    x = 4,981.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.